Finding the Fourth Proportional to 105,394.91, 158,100.59 and 30,516.17

Step by Step Solution

1. Step 1: Write the proportion equation
   105,394.91 : 158,100.59 = 30,516.17 : x
2. Step 2: Convert to fraction form
   105,394.91/158,100.59 = 30,516.17/x
3. Step 3: Cross multiply
   105,394.91x = 158,100.59 × 30,516.17
4. Step 4: Simplify right side
   105,394.91x = 4,824,623,767.33
5. Step 5: Solve for x
   x = 4,824,623,767.33/105,394.91
6. Step 6: Final answer
   x = 45,776.63